<script setup lang="ts">
import { ref, onMounted, reactive } from 'vue'
// 引入获取菜单请求api
import { reqAllPermisstion, reqAddOrUpdateMenu, reqRemoveMenu } from '@/api/acl/menu'
// 引入ts类型
import type { PermisstionResponseData, PermisstionList, Permisstion, MenuParams } from '@/api/acl/menu/type'
import { ElMessage } from 'element-plus'
// 存储菜单的数据
let PermisstionArr = ref<PermisstionList>([])
// 控制对话框的显示与隐藏
let dialogVisible = ref<boolean>(false)
// 携带的参数
let menuData = reactive<MenuParams>({
  'code': '',
  'level': 0,
  'name': '',
  'pid': 0
})
// 组件挂载完毕
onMounted(() => {
  getHasPermisstion()
})
// 获取菜单数据的方法
const getHasPermisstion = async () => {
  let result: PermisstionResponseData = await reqAllPermisstion()
  if (result.code == 200) {
    PermisstionArr.value = result.data
  }
}
// 添加菜单按钮的回调
const addPermisstion = (row: Permisstion) => {
  // 清空数据
  Object.assign(menuData, {
    code: '',
    level: 0,
    name: '',
    pid: 0
  })
  // 对话框显示出来
  dialogVisible.value = true
  // 收集新增的菜单的level数值
  menuData.level = row.level + 1
  // 给谁新增子菜单
  menuData.pid = (row.id as number)
}
// 编辑已有的菜单
const updatePermisstion = (row: Permisstion) => {
  dialogVisible.value = true
  // 点击修改数据，收集已有的菜单的数据进行更新
  Object.assign(menuData, row)
}
// 确定按钮的回调
const save = async () => {
  // 发请求：新增子菜单|更新某一个已有的菜单的数据
  let result: any = await reqAddOrUpdateMenu(menuData)
  if (result.code == 200) {
    // 对话框隐藏
    dialogVisible.value = false
    // 提示信息
    ElMessage({ type: 'success', message: menuData.id ? '更新成功' : '添加成功' })
    getHasPermisstion()
  }
}
// 删除按钮回调
const removeMenu = async (id: number) => {
  let result = await reqRemoveMenu(id)
  getHasPermisstion()
}
</script>

<template>
  <el-table style="width: 100%; margin-bottom: 20px" row-key="id" border :data="PermisstionArr">
    <el-table-column label="名称" prop="name"></el-table-column>
    <el-table-column label="权限值" prop="code"></el-table-column>
    <el-table-column label="修改时间" prop="updateTime"></el-table-column>
    <el-table-column label="操作">
      <!-- row即为已有的菜单对象|按钮的对象的数据 -->
      <template #="{ row, $index }">
        <el-button type="primary" size="small" :disabled="row.level == 4 ? true : false" @click="addPermisstion">{{
          row.level == 3 ? '添加功能' :
            '添加菜单' }}</el-button>
        <el-button type="primary" size="small" :disabled="row.level == 1 ? true : false"
          @click="updatePermisstion(row)">编辑</el-button>
        <el-popconfirm :title="`你确定要删除${row.name}?`" width="260px" @confirm="removeMenu(row.id)">
          <template #reference>
            <el-button type="primary" size="small" :disabled="row.level == 1 ? true : false">删除</el-button>
          </template>
        </el-popconfirm>

      </template>
    </el-table-column>
  </el-table>
  <!-- 对话框组件：添加或者更新已有的菜单的数据结构 -->
  <el-dialog v-model="dialogVisible" :title="menuData.id ? '更新菜单' : '添加菜单'">
    <!-- 表单组件：收集新增与已有的菜单的数据 -->
    <el-form>
      <el-form-item label="名称：">
        <el-input placeholder="请输入菜单名称" v-model="menuData.name"></el-input>
      </el-form-item>
      <el-form-item label="权限：">
        <el-input placeholder="请输入权限值" v-model="menuData.code"></el-input>
      </el-form-item>
    </el-form>
    <template #footer>
      <div class="dialog-footer">
        <el-button @click="dialogVisible = false">取消</el-button>
        <el-button type="primary" @click="save">
          确定
        </el-button>
      </div>
    </template>
  </el-dialog>
</template>

<style lang="scss" scoped></style>
